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# need an english reviewer git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@153134 c90b9560-bf6c-de11-be94-00142212c4b1
52 lines
1.7 KiB
XML
52 lines
1.7 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.1 $ -->
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<refentry id="function.oci-lob-erase">
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<refnamediv>
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<refname>lob->erase</refname>
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<refpurpose>Erases a specified portion of the internal LOB data</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<methodsynopsis>
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<type>int</type><methodname>lob->erase</methodname>
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<methodparam choice="opt"><type>int</type><parameter>offset</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>length</parameter></methodparam>
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</methodsynopsis>
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<para>
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Erases a specified portion of the internal LOB data starting at a
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specified <parameter>offset</parameter>. Parameters
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<parameter>length</parameter> and <parameter>offset</parameter> are optional.
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<function>lob->erase</function> erases all LOB data by default.
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</para>
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<para>
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For BLOBs, erasing means that the existing LOB value is overwritten with
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zero-bytes. For CLOBs, the existing LOB value is overwritten with spaces.
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</para>
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<para>
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<function>lob->erase</function> returns the actual number of
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characters/bytes erased or &false; in case of error.
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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